Make debug view scrollable

TouchGFX/generated/gui_generated/include/gui_generated/debugview_screen/DebugViewViewBase.hpp

@@ -8,7 +8,7 @@
 #include <mvp/View.hpp>
 #include <gui/debugview_screen/DebugViewPresenter.hpp>
 #include <touchgfx/widgets/Box.hpp>
-#include <touchgfx/containers/scrollers/ScrollList.hpp>
+#include <touchgfx/containers/scrollers/ScrollWheel.hpp>
 #include <gui/containers/DebugViewLine.hpp>
 #include <touchgfx/widgets/canvas/Line.hpp>
 #include <touchgfx/widgets/canvas/PainterRGB565.hpp>
@@ -24,6 +24,19 @@ public:
     {
         // Override and implement this function in DebugView
     }
+    virtual void handleKeyEvent(uint8_t key);
+
+    /*
+     * Virtual Action Handlers
+     */
+    virtual void scrollUp()
+    {
+        // Override and implement this function in DebugView
+    }
+    virtual void scrollDown()
+    {
+        // Override and implement this function in DebugView
+    }
 
 protected:
     FrontendApplication& application() {
@@ -34,7 +47,7 @@ protected:
      * Member Declarations
      */
     touchgfx::Box __background;
-    touchgfx::ScrollList list;
+    touchgfx::ScrollWheel list;
     touchgfx::DrawableListItems<DebugViewLine, 13> listListItems;
     touchgfx::Line line1;
     touchgfx::PainterRGB565 line1Painter;

TouchGFX/generated/gui_generated/src/debugview_screen/DebugViewViewBase.cpp

@@ -17,14 +17,14 @@ DebugViewViewBase::DebugViewViewBase() :
     list.setPosition(15, 15, 450, 290);
     list.setHorizontal(false);
     list.setCircular(true);
-    list.setEasingEquation(touchgfx::EasingEquations::backEaseOut);
+    list.setEasingEquation(touchgfx::EasingEquations::linearEaseOut);
     list.setSwipeAcceleration(10);
     list.setDragAcceleration(10);
     list.setNumberOfItems(1);
-    list.setPadding(0, 0);
+    list.setSelectedItemOffset(0);
-    list.setSnapping(false);
     list.setDrawableSize(26, 0);
     list.setDrawables(listListItems, updateItemCallback);
+    list.animateToItem(0, 0);
     add(list);
 
     line1.setPosition(15, 15, 1, 290);
@@ -69,6 +69,27 @@ void DebugViewViewBase::setupScreen()
     }
 }
 
+void DebugViewViewBase::handleKeyEvent(uint8_t key)
+{
+    if(104 == key)
+    {
+        //ScrollUp
+        //When hardware button 104 clicked call virtual function
+        //Call scrollUp
+        scrollUp();
+    
+    }
+
+    if(108 == key)
+    {
+        //ScrollDown
+        //When hardware button 108 clicked call virtual function
+        //Call scrollDown
+        scrollDown();
+    
+    }
+}
+
 void DebugViewViewBase::updateItemCallbackHandler(touchgfx::DrawableListItemsInterface* items, int16_t containerIndex, int16_t itemIndex)
 {
     if (items == &listListItems)

TouchGFX/gui/include/gui/debugview_screen/DebugViewView.hpp

@@ -13,9 +13,16 @@ public:
 
   virtual void listUpdateItem(DebugViewLine &line, int16_t itemIndex) override;
 
+  void scrollUp() override;
+  void scrollDown() override;
+
   void updateFieldValues();
 
 protected:
+private:
+  void updateScrollIndex(size_t index);
+
+  size_t scrollIndex;
 };
 
 #endif // DEBUGVIEWVIEW_HPP

TouchGFX/gui/src/debugview_screen/DebugViewView.cpp

@@ -32,3 +32,26 @@ void DebugViewView::updateFieldValues() {
     el.updateFieldValues();
   }
 }
+
+void DebugViewView::scrollUp() {
+  if (scrollIndex == 0) {
+    updateScrollIndex(list.getNumberOfItems() - 1);
+  } else {
+    updateScrollIndex(scrollIndex - 1);
+  }
+}
+
+void DebugViewView::scrollDown() {
+  updateScrollIndex((scrollIndex + 1) % list.getNumberOfItems());
+}
+
+void DebugViewView::updateScrollIndex(size_t index) {
+  scrollIndex = index;
+  if (scrollIndex == 0) {
+    // Just animating to 0 looks very broken when scrolling forwards. Animating
+    // to numItems looks good in both directions.
+    list.animateToItem(list.getNumberOfItems(), 2);
+  } else {
+    list.animateToItem(scrollIndex, 2);
+  }
+}

TouchGFX/steering-wheel.touchgfx

@@ -854,7 +854,7 @@
         "CanvasBufferSize": 7200,
         "Components": [
           {
-            "Type": "ScrollList",
+            "Type": "ScrollWheel",
             "Name": "list",
             "X": 15,
             "Y": 15,
@@ -863,7 +863,7 @@
             "IsCircular": true,
             "ItemTemplateName": "DebugViewLine",
             "NumberofItems": 1,
-            "Easing": "Back",
+            "Easing": "Linear",
             "EasingOption": "Out",
             "SwipeAcceleration": 1.0,
             "DragAcceleration": 1.0
@@ -917,7 +917,30 @@
             "LineEndingStyle": "Round"
           }
         ],
-        "Interactions": []
+        "Interactions": [
+          {
+            "InteractionName": "ScrollUp",
+            "Trigger": {
+              "Type": "TriggerPhysicalButtonClicked",
+              "ButtonKey": 104
+            },
+            "Action": {
+              "Type": "ActionCustom",
+              "FunctionName": "scrollUp"
+            }
+          },
+          {
+            "InteractionName": "ScrollDown",
+            "Trigger": {
+              "Type": "TriggerPhysicalButtonClicked",
+              "ButtonKey": 108
+            },
+            "Action": {
+              "Type": "ActionCustom",
+              "FunctionName": "scrollDown"
+            }
+          }
+        ]
       },
       {
         "Name": "VehicleConfig",